VPT-0162
QUESTION
Antidote of cyanide is?
OPTIONS
(A) Sodium thiosulphate
(B) Methylene blue
(C) Na-EDTA
(D) All of the above
ANSWER
(A) Sodium thiosulphate
EXPLANATION
Sodium thiosulfate is a cyanide antidote because it supplies sulfur for conversion of cyanide to thiocyanate. Methylene blue is used for selected methemoglobinemias, sodium EDTA for certain metal poisonings, and all of the above is therefore incorrect.
Question Navigator
Veterinary Pharmacology and Toxicology · 167 Questions
162
/
167
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167